Runco VX-3000D 用户手册

Table 5-1 provides some general guidelines for troubleshooting problems you may 
encounter with the VX-3000d. If the suggested solutions fail to resolve the problem or if 
you encounter an issue not described here, please contact Runco Technical Support. 

The projector does not turn 
on. 

• The VX-3000d is not 

plugged in or the AC outlet 
is not active. 

• The main power switch (at 

the rear of the projector) is 
off. 

• Lamp cover is not securely 

attached. 

• Ensure that the VX-3000d 

is plugged in and that the 
AC outlet is active. 

• Turn on the power switch. 

 

 

• Securely attach the lamp 

cover.

The projector does not turn 
back on after it was powered 
off. 

• The projector will not turn 

on for two minutes after 
power-off, to protect the 
lamp. 

• Wait until the VX-3000d 

completes its cool-down 
(POWER LED lights solid 
orange). 

Neither the DHD Controller 
nor the projector turns on. 
Both front-panel LEDs on the 
DHD Controller are off (see 
Figure 2-4). 

• The DHD Controller is not 

plugged in or the AC outlet 
is not active. 

 

• The main power switch at 

the rear of the DHD 
Controller (see Figure 2-5) 
is set to the “off” position. 

• Ensure that the DHD 

Controller is plugged in 
and that the AC outlet is 
active. 

• Set the switch to the “on” 

position. 

Neither the DHD Controller 
nor the projector turns on. On 
the DHD Controller, the 
Runco icon LED is off and the 
standby LED is on. 

• The batteries in the remote 

control are dead or 
installed incorrectly. 

• Press the ON/STANDBY 

(

)

 button on the DHD 

Controller front panel. If 
the controller turns on, 
verify that the batteries in 
the remote control are 
good and properly 
installed (refer to Remote 
Control on page 15). 

The DHD Controller turns on, 
but the projector does not. 

• The DHD Controller is 

connected to the 
VX-3000d incorrectly or 
not at all. 

• The VX-3000d is not 

plugged in or the AC outlet 
is not active. 

• Verify the RS-232 cable 

connection from the DHD 
Controller to the VX-3000d 
(see Figure 3-14). 

• Ensure that the VX-3000d 

is plugged in and that the 
AC outlet is active. 

The projector and DHD Con-
troller are both on and menus 
appear, but there is no video 
image on-screen. 

• Incorrect source selection. 
• Source component is not 

turned on. 

• Select the correct source. 
• Turn on the source 

component. 

Image is too bright and/or 
lacks definition in the bright 
areas of the image. 

• Contrast is set too high. 

• Lower the contrast setting.